Bike lock



FIG. 1 is a front top left perspective view of a bike lock device;

FIG. 2 is a left view of a bike lock device;

FIG. 3 is a right view of a bike lock device;

FIG. 4 is a front view of a bike lock device;

FIG. 5 is a back view of a bike lock device;

FIG. 6 is a bottom view of a bike lock device; and,

FIG. 7 is a top view of a bike lock device.

The broken lines represent unclaimed portions and form no part of the claimed design. 

CLAIM The ornamental design for a bike lock, substantially as shown and described. 